"CBT has been shown to be an effective way of treating a number of different mental health conditions" - NHS Choices (2014)
"One of the most effective treatments for conditions where anxiety or depression is the main problem" - Royal College of Psychiatrists (2013)
The American Psychiatric association recommend CBT as "An initial treatment choice for patients with mild to moderate major depressive disorder." American Psychiatric Association
"There needs to be high quality therapy available on the NHS for people in distress - and cognitive behavioural therapy provides the best solution." - Lord Layard (2007)